#include "widget.h"
#include "ui_widget.h"
#include<QTableWidget>
#include<QPushButton>
#include<QDebug>

Widget::Widget(QWidget *parent)
    : QWidget(parent)
    , ui(new Ui::Widget)
{
    ui->setupUi(this);
    ui->tableWidget->insertRow(0);
    ui->tableWidget->insertRow(1);
    ui->tableWidget->insertRow(2);

    ui->tableWidget->insertColumn(0);
    ui->tableWidget->insertColumn(1);
    ui->tableWidget->insertColumn(2);

    ui->tableWidget->setHorizontalHeaderItem(0,new QTableWidgetItem("学号"));
    ui->tableWidget->setHorizontalHeaderItem(1,new QTableWidgetItem("姓名"));
    ui->tableWidget->setHorizontalHeaderItem(2,new QTableWidgetItem("年龄"));

    ui->tableWidget->setItem(0,0,new QTableWidgetItem("1001"));
    ui->tableWidget->setItem(0,1,new QTableWidgetItem("张三"));
    ui->tableWidget->setItem(0,2,new QTableWidgetItem("15"));

    ui->tableWidget->setItem(1,0,new QTableWidgetItem("1002"));
    ui->tableWidget->setItem(1,1,new QTableWidgetItem("李四"));
    ui->tableWidget->setItem(1,2,new QTableWidgetItem("18"));

    ui->tableWidget->setItem(2,0,new QTableWidgetItem("1003"));
    ui->tableWidget->setItem(2,1,new QTableWidgetItem("大白"));
    ui->tableWidget->setItem(2,2,new QTableWidgetItem("21"));
    //ui->tableWidget->setEditTriggers(QAbstractItemView::NoEditTriggers);

}

Widget::~Widget()
{
    delete ui;
}


void Widget::on_pushButton_clicked()
{
    int row=ui->tableWidget->rowCount();
    ui->tableWidget->insertRow(row);
}

void Widget::on_pushButton_2_clicked()
{
    int column=ui->tableWidget->columnCount();

    if(!ui->lineEdit->text().isEmpty())
    {
        ui->tableWidget->insertColumn(column);
        QString name=ui->lineEdit->text();
        ui->tableWidget->setHorizontalHeaderItem(column,new QTableWidgetItem(name));
   }
}

void Widget::on_pushButton_3_clicked()
{
    int row=ui->tableWidget->currentRow();
    ui->tableWidget->removeRow(row);
}

void Widget::on_pushButton_4_clicked()
{
    int Column=ui->tableWidget->currentColumn();
    ui->tableWidget->removeColumn(Column);
}
